VEHICLE RESEARCH
2025 GMC Sierra 1500: Performance & Driving
Source-governed model-year information. Equipment can vary by trim and exact configuration.
Performance
published performance-related specifications for 2025 GMC Sierra 1500 include AT4 305 hp 4WD 10-speed automatic, AT4X 305 hp 4WD 10-speed automatic, Denali 355 hp 4WD 10-speed automatic, Denali Ultimate 420 hp 4WD 10-speed automatic, Pro 310 hp 430 lb-ft 4WD 8-speed automatic, and SLE 355 hp 383 lb-ft 4WD 10-speed automatic. AutoUnite keeps output and hardware tied to the supported version and does not invent acceleration or handling claims when they are not governed.
The governed output figures to compare are AT4 ICE 4WD 10-speed automatic 305 hp, AT4X ICE 4WD 10-speed automatic 305 hp, Denali ICE 4WD 10-speed automatic 355 hp, Denali Ultimate ICE 4WD 10-speed automatic 420 hp, Pro ICE 4WD 8-speed automatic 310 hp 430 lb-ft, and SLE ICE 4WD 10-speed automatic 355 hp 383 lb-ft. Horsepower and torque stay attached to the documented 2025 GMC Sierra 1500 version and do not establish unrecorded acceleration or handling claims.
Documented details
- AT4 ICE 4WD 10-speed automatic 305 hp
- AT4X ICE 4WD 10-speed automatic 305 hp
- Denali ICE 4WD 10-speed automatic 355 hp
- Denali Ultimate ICE 4WD 10-speed automatic 420 hp
- Pro ICE 4WD 8-speed automatic 310 hp 430 lb-ft
- SLE ICE 4WD 10-speed automatic 355 hp 383 lb-ft
- SLT ICE 4WD 10-speed automatic 355 hp
Questions about Performance & Driving
What horsepower or torque figures are documented for the 2025 GMC Sierra 1500?
The documented engine output by version is AT4: 305 hp, AT4X: 305 hp, Denali: 355 hp, Denali Ultimate: 420 hp, and Pro: 310 hp, 430 lb-ft. These figures do not establish an acceleration time or a rating for other versions.
Vehicle specifications, pricing and equipment may vary by trim, configuration, market and time. Verify the exact vehicle before purchase.